US Bridges

Chain Lake Street over Christiana Creek

Fair

Cass County, Michigan · 3 MI E of M-62 · Structure no. 000000000001450

Built
2006
19 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
40
2019 count
Owner
County
County Highway Agency

About this bridge

Chain Lake Street over Christiana Creek is a prestressed concrete box beam or girders - multiple carrying Chain Lake Street over Christiana Creek in Cass County, Michigan. It was built in 2006, so it is 19 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 40 vehicles a day, roughly 3% of them trucks, projected to reach 50 by 2039. The structure is 56 ft (17.1 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesChain Lake Street
CrossesChristiana Creek
Location3 MI E of M-62
RouteCounty Highway 0
Coordinates41.86655, -85.95301
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating107.1 US tons
Inventory rating74 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span54 ft (16.5 m)
Deck width31 ft (9.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2019)
Projected traffic50 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$168,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Chain Lake Street over Christiana Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Chain Lake Street over Christiana Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Chain Lake Street over Christiana Creek carry?

About 40 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Chain Lake Street over Christiana Creek?

The structure is 56 ft (17.1 m) long with a longest span of 54 ft (16.5 m) and a deck 31 ft wide.

Who owns Chain Lake Street over Christiana Creek?

It is owned by the County Highway Agency.